Prier 490-10 10-Inch Mansfield Style Frost with 1/2-Inch PEX Prier has made great efforts in developing unique, cutting edge products based on feedback 10" PRIER Residential Wall Hydrant, Heavy Duty, Anti-Siphon, Mansfield Style, 1/2" CRIMP PEX Connected to the supply piping in the heated portion of the structure, eliminating the possibility of freezing